Gordon, Melissa, Rotacio Gravoso, Eduardo Mangaoang, and Edwin Balbarino. “Development of an Extension ‘Primer’ on Tree Registration Policy in Leyte: An Example of a Collaborative Material Design”. Annals of Tropical Research 29, no. 3 (November 28, 2007): 25–37. Accessed December 22, 2024. https://atr.vsu.edu.ph/article/view/380.